Disassembling Motorola ES400 Logic Board

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Introduction

The Motorola ES400 is used mostly in harsh environments and is rated to military spec but can still be vulnerable to being damaged.

What you need

Step 1 Logic Board

Disassembling Motorola ES400 Logic Board, Logic Board: step 1, image 1 of 2

Disassembling Motorola ES400 Logic Board, Logic Board: step 1, image 2 of 2

Take the battery cover and battery out of the device and put the unit on its front.

Step 2

Remove a total of 6 T4 torx screws

Step 3

Disassembling Motorola ES400 Logic Board: step 3, image 3 of 3

After all 6 screws have been removed, start by using a plastic pry tool to separate the back panel from the side frame.
Continue along the side near the volume buttons slowly seperating the back panel from the frame.
Once the back panel has been seperated from the frame slowly take it off, being careful not to break any plastic parts/clips.
Keep track of your screws.

Step 4

Remove the back panel and set it aside.

Step 5

Disassembling Motorola ES400 Logic Board: step 5, image 3 of 3

Unscrew the 2 Philips head (+) screws to remove the camera flash module.
This unit has a broken micro usb charging port.

Step 6

After the camera module has been removed pull up any tape covering the digitizer flex cable.
Flip up the plastic lever and then slowly nudge the flex cable out of the socket.

Step 7

Near the memory card slot on the right side carefully press down on the finger to release the logic board from the frame.

Step 8

On the left side carefully press down on the finger to release the logic board from the frame.

Step 9

After all the fingers and clips have been released/removed, use a plastic prying tool to carefully pry the logic board out of the frame.

Step 10

Slowly lift the logic board out of the frame starting at the bottom of the phone.
(Fingers are released shown in orange)

Step 11

Pry off metal cap to remove shielding to access LCD flex cable.

Step 12

Flip up plastic socket holding the LCD ribbon cable in place.
Once the plastic flipper has been flipped, slowly nudge the flex cable out of the socket.